Bird feeder



FIG. 1 is a front perspective view of a bird feeder showing our new design, the rear being identical;

FIG. 2 is a top plan view of the bird feeder illustrated in FIGS. 1, 3, 4, 5 and 6;

FIG. 3 is a front perspective view of a second embodiment of our new design, the rear being identical;

FIG. 4 is a front perspective view of a third embodiment of our new design, the rear being identical;

FIG. 5 is a front perspective view of a fourth embodiment of our new design, the rear being identical;

FIG. 6 is a front perspective view of a fifth embodiment of our new design, the rear being identical;

FIG. 7 is a front perspective view of a sixth embodiment of our new design, the rear being identical; and,

FIG. 8 is a top plan view of the bird feeder of FIG. 7. 

The ornamental design for a bird feeder, as shown. 